TSL2671 datasheet(3/45 Pages) OSRAM

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TSL2671 − General Description

Key Benefits & Features

The benefits and features of TSL2671, Digital Proximity Detector

are listed below:

Figure 1:

Added Value Of Using TSL2671

• Proximity Detection with an Integrated LED Driver in a

Single Device

• Proximity Detection

• Programmable Number of IR Pulses

• Programmable Current Sink for the IR LED — No

Limiting Resistor Needed

• Programmable Interrupt Function with Upper and

Lower Threshold

• Covers a 2000:1 Dynamic Range

• Programmable Wait Timer

• Programmable from 2.72 ms to > 8 Seconds

• Wait State — 65

μA Typical Current

• I²C Interface Compatible

• Up to 400 kHz (I²C Fast Mode)

• Dedicated Interrupt Pin

• Small 2 mm

× 2 mm ODFN Package

• Sleep Mode — 2.5

μA Typical Current

Applications

TSL2671, Digital Proximity Detector is ideal for:

• Cell Phone Touch Screen Disable

• Notebook/Monitor Security

• Automatic Speakerphone Enable

• Automatic Menu Popup

Benefits

Features

• Enables Operation in IR Light Environments

• Patented Dual-Diode Architecture

• Enables Operation in High Lux Sunlight and

Accurate Sensing Behind Spectrally Distorting

Materials

• 2000:1 Dynamic Range

• Allows Multiple Power-Level Selection without

External Passives

• Programmable LED Drive Current

• Reduces Micro-Processor Interrupt Overhead

• Programmable Interrupt Function

• Reduces Board Space Requirements while

Simplifying Designs

• Area Efficient 2mm x 2mm Dual Flat No-Lead (FN)

Package

TSL2671 数据表(PDF) 3 Page - OSRAM GmbH

TSL2671 数据表(HTML) 3 Page - OSRAM GmbH

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